Transition metal Colours Match up Game Flashcard

What is the colour of:

VO3 (+5)

Colourless

What is the colour of:

VO2+ (+5)

Orange

What is the colour of:

VO2+ (+4)

Blue

What is the colour of:

V3+ (+3)

Green

What is the colour of:

V 2+ (+2)

Violet

What is the colour of:

Cr2O7 2- (+6)

Orange

What is the colour of:

CrO42- (+6)

Yellow

What is the colour of:

Cr 3+

Blue/green

What is the colour of:

Cr 2+

Blue

What is the colour of:

[Cr(H2O)6]3+

Red (solution)

What is the colour of:

[Cr(H2O)3(OH)3]

Green (precipitate)

What is the colour of:

[Cr(H2O)2(OH)4]

Green (solution)

What is the colour of:

[Cr(NH3)6]3+

Purple (solution)

What is the colour of:

MnO4 (+7)

Purple

What is the colour of:

Mn 2+

Colourless

What is the colour of:

Fe 2+

Green

What is the colour of:

Fe 3+

Yellow

What is the colour of:

[Fe(H2O)3(OH)3]

Brown (precipitate)

What is the colour of:

[Fe(H2O)4(OH)2]

Green (precipitate)

What is the colour of:

FeCO3

Green (precipitate)

What is the colour of:

[Co(H2O)6]2+

Pink (solution)

What is the colour of:

CoCO3

Purple (precipitate)

What is the colour of:

[Co(H2O)4(OH)2]

Blue (precipitate)

What is the colour of:

[Co(H2O)3(OH)3]

Beige (precipitate)

What is the colour of:

[Co(NH3)6]2+

Pale yellow (precipitate)

What is the colour of:

[Co(NH3)6]3+

Brown (solution)

What is the colour of:

CoCl42-

Blue (solution)

What is the colour of:

Cu 2+

Blue

What is the colour of:

Cu+

White

What is the colour of:

Cu2O (+1)

Red

What is the colour of:

[Cu(H2O)4(OH)2]

Blue (precipitate)

What is the colour of:

[Cu(NH3)4(OH)2]

Blue (solution)

What is the colour of:

CuCO3

Green (precipitate)

What is the colour of:

CuCl42-

Green/yellow (solution)

What is the colour of:

[Al(H2O)3(OH)3]

White (precipitate)

What is the colour of:

[Al(OH)4]

Colourless (solution)

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